Implement BluetoothRemoteGattServiceWin and related unit tests

device/bluetooth/bluetooth_low_energy_win.h

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef DEVICE_BLUETOOTH_BLUETOOTH_LOW_ENERGY_WIN_H_
 #define DEVICE_BLUETOOTH_BLUETOOTH_LOW_ENERGY_WIN_H_
 
 #include <stddef.h>
 #include <stdint.h>
 
@@ skipping 56 matching lines @@
   uint32_t AsUint32() const;
 
  private:
   DEVPROPTYPE property_type_;
   scoped_ptr<uint8_t[]> value_;
   size_t value_size_;
 
   DISALLOW_COPY_AND_ASSIGN(DevicePropertyValue);
 };
 
-// Returns true only on Windows platforms supporting Bluetooth Low Energy.
-bool DEVICE_BLUETOOTH_EXPORT IsBluetoothLowEnergySupported();
-
 struct DEVICE_BLUETOOTH_EXPORT BluetoothLowEnergyServiceInfo {
   BluetoothLowEnergyServiceInfo();
   ~BluetoothLowEnergyServiceInfo();
 
   BTH_LE_UUID uuid;
   // Attribute handle uniquely identifies this service on the device.
   USHORT attribute_handle = 0;
 };
 
 struct DEVICE_BLUETOOTH_EXPORT BluetoothLowEnergyDeviceInfo {
@@ skipping 16 matching lines @@
     std::string* error);
 
 // Wraps Windows APIs used to access Bluetooth Low Energy devices, providing an
 // interface that can be replaced with fakes in tests.
 class DEVICE_BLUETOOTH_EXPORT BluetoothLowEnergyWrapper {
  public:
   static BluetoothLowEnergyWrapper* GetInstance();
   static void DeleteInstance();
   static void SetInstanceForTest(BluetoothLowEnergyWrapper* instance);
 
+  // Returns true only on Windows platforms supporting Bluetooth Low Energy.
+  virtual bool IsBluetoothLowEnergySupported();
+
   // Enumerates the list of known (i.e. already paired) Bluetooth LE devices on
   // this machine. In case of error, returns false and sets |error| with an
   // error message describing the problem.
   // Note: This function returns an error if Bluetooth Low Energy is not
   // supported on this Windows platform.
   virtual bool EnumerateKnownBluetoothLowEnergyDevices(
       ScopedVector<BluetoothLowEnergyDeviceInfo>* devices,
       std::string* error);
 
   // Enumerates the list of known Bluetooth LE GATT service devices on this
@@ skipping 11 matching lines @@
   // Bluetooth LE device |device_path| into |services|. In case of error,
   // returns false and sets |error| with an error message describing the
   // problem.
   // Note: This function returns an error if Bluetooth Low Energy is not
   // supported on this Windows platform.
   virtual bool EnumerateKnownBluetoothLowEnergyServices(
       const base::FilePath& device_path,
       ScopedVector<BluetoothLowEnergyServiceInfo>* services,
       std::string* error);
 
+  // Reads characteristics of |service| with service device path |service_path|.
+  // The result will be stored in |*out_included_characteristics| and
+  // |*out_counts|.
+  virtual HRESULT ReadCharacteristicsOfAService(
+      base::FilePath& service_path,
+      const PBTH_LE_GATT_SERVICE service,
+      scoped_ptr<BTH_LE_GATT_CHARACTERISTIC>* out_included_characteristics,
+      USHORT* out_counts);
+
  protected:
   BluetoothLowEnergyWrapper();
   virtual ~BluetoothLowEnergyWrapper();
 };
 
 }  // namespace win
 }  // namespace device
 
 #endif  // DEVICE_BLUETOOTH_BLUETOOTH_LOW_ENERGY_WIN_H_